package com.gdit.zax.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.HashMap;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.gdit.zax.Constant;
import com.gdit.zax.dao.AttentionDao;
import com.gdit.zax.entitys.AttentionUser;
import com.gdit.zax.factory.DAOFactory;
import com.gdit.zax.utils.DBUtil;
import com.gdit.zax.utils.O;
import com.gdit.zax.utils.TextUtil;
import com.gdit.zax.utils.VeriFicUtil;
import com.gdit.zax.utils.webUtil;

/**
 * 获取关注 json
 * @author lenovo
 *
 */
public class ListAttention extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doPost(request, response);
	}
	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String accesstoken = request.getParameter("accesstoken");
		int page = TextUtil.String2int(request.getParameter("page"), 1);
		
		//检测参数
		if (TextUtil.isEmpty(accesstoken)) {
			O.printFail(response, 1, "请检查accesstoken参数!");
			return;
		}
		
		//检测连接、用户
		int uid = VeriFicUtil.getVFID(accesstoken);
		Connection conn = DBUtil.getConnection();
		
		if (uid==Integer.MIN_VALUE || uid==Integer.MAX_VALUE) {
			O.printNoLogin(response);
			return;
		}
		
		if (conn==null) {
			O.printFail(response, 1000, "数据库连接失败!");
			return;
		}
		
		//开始
		DAOFactory dao  = DAOFactory.init(conn, request, response);
		AttentionDao adao = dao.getAttentionDao();
		ArrayList<AttentionUser> list = adao.listAttention(uid, page, 10);
		ArrayList<HashMap<String, Object>> data = new ArrayList<HashMap<String,Object>>(); 
		for (AttentionUser attentionUser : list) {
			HashMap<String, Object> map = new HashMap<String, Object>();
			map.put("userid", attentionUser.getT_attention_userid());
			map.put("id", attentionUser.getT_attention_id());
			map.put("name", attentionUser.getT_user_nick());
			map.put("ulevel", attentionUser.getT_user_tlevel());
			map.put("introduction", attentionUser.getT_user_introduction());
			map.put("head",webUtil.getWebAbsoluteUrl(attentionUser.getT_user_userhead(), Constant.PIC_userhead));
			
			data.add(map);
		}
		
		O.printSuccess(response, data);
	}
}
